Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7953027 | Rerouting multicast traffic in response to detecting imminent network disruption | Stefano B. Previdi, Ijsbrand Wijnands, Arjen Boers | 2011-05-31 |
| 7864712 | Preventing loops in networks operating different protocols to provide loop-free topology | Tameen Khan, Ronak Desai | 2011-01-04 |
| 7860093 | Fast multicast convergence at secondary designated router or designated forwarder | Gregory J. Shepherd | 2010-12-28 |
| 7855950 | Congruent forwarding paths for unicast and multicast traffic | John M. Zwiebel, Ali Sajassi, Daniel A. Alvarez | 2010-12-21 |
| 7826348 | Multicast fast reroute | David R. Oran, John M. Zwiebel | 2010-11-02 |
| 7808993 | Bidirectional multicast protocol with upstream and downstream join messages | John M. Zwiebel | 2010-10-05 |
| 7761500 | URL based communication protocol from a client computer to a network device | Toerless Eckert, Liming Wei | 2010-07-20 |
| 7720019 | Small group multicast in a computer network | Joel Bion, Alex Tweedly, Mike Shand | 2010-05-18 |
| 7684316 | Multicast fast reroute for network topologies | Clarence Filsfils, Gregory J. Shepherd, Apoorva Karan, John M. Zwiebel | 2010-03-23 |
| 7646739 | Multicast routing over unidirectional links | Stefano B. Previdi, Ijsbrand Wijnands | 2010-01-12 |
| 7573888 | Multicast routing over unidirectional links | Stefano B. Previdi, Ijsbrand Wijnands | 2009-08-11 |
| 7483439 | VPN services using address translation over an IPv6 network | Gregory J. Shepherd | 2009-01-27 |
| 7016351 | Small group multicast in a computer network | Joel Bion, Alex Tweedly, Mike Shand | 2006-03-21 |
| 6940821 | Method and apparatus for detecting a fault in a multicast routing infrastructure | Liming Wei | 2005-09-06 |
| 6611528 | Hierarchical routing knowledge for multicast packet routing | Yakov Rekhter | 2003-08-26 |
| 6515967 | Method and apparatus for detecting a fault in a multicast routing infrastructure | Liming Wei | 2003-02-04 |
| 6389475 | Content - based filtering of multicast information | Tony Speakman, Alex Tweedly, Steven Lin | 2002-05-14 |
| 6182147 | Multicast group routing using unidirectional links | — | 2001-01-30 |
| 6078590 | Hierarchical routing knowledge for multicast packet routing | Yakov Rekhter | 2000-06-20 |
| 6055364 | Content-based filtering of multicast information | Tony Speakman, Alex Tweedly, Steven Lin | 2000-04-25 |
| 5519704 | Reliable transport protocol for internetwork routing | Robert Albrightson | 1996-05-21 |